A Crucial Parameter for Rank-Frequency Relation in Natural Languages

Chenchen Ding

$f\propto r^{-\alpha }\cdot (r+\gamma {)}^{-\beta }$ has been empirically shown more precise than a naïve power law $f\propto r^{-\alpha }$ to model the rank-frequency ($r$-$f$) relation of words in natu…